Texas Education Agency
Texas Gateway: Forces at Work
This tutorial is to introduce students to the concept of forces. Tutorial includes activities, content and teacher notes.
Physics Aviary
Physics Aviary: Visualizing Forces on an Incline
This program gives students a visual representation of the forces on a block that is on an inclined plane. The students can watch how force gravity, force normal, and force friction change as the angle of the plane changes. Students can...
American Museum of Natural History
American Museum of Natural History: Ology: Gravity
Flip the card, and learn about gravity.
Khan Academy
Khan Academy: The Buoyant Force Does Not Get Smaller as You Sink
This article explains the buoyant force using a submarine as an example. It also discusses what determines the size of the buoyant force using a formula, and explains decompression sickness better known as the bends.
CK-12 Foundation
Ck 12: Fifth Grade Science: Earth Science: Gravity
Do you know how gravity affects you? This module defines gravity and explains how gravity affects the motion of objects.
Utah Education Network
Uen: The Force of Gravity
Third graders will observe and analyze the forces of gravity.
E-learning for Kids
E Learning for Kids: Science: Indian Ocean: What Kind of Natural Forces Do We Recognize?
Learn about forces (push or pull), gravity, and friction in this module by training dolphins.
CK-12 Foundation
Ck 12: Universal Law of Gravity
[Free Registration/Login may be required to access all resource tools.] Using Newton's Law of Gravity and the equations of uniform circular motion, students solve problems involving the force of gravity.
Texas Education Agency
Texas Gateway: Gravitational Force
[Accessible by TX Educators. Free Registration/Login Required] This resource provides flexible alternate or additional learning activities for students learning about the gravitational attraction between objects of different masses at...
Georgia Department of Education
Ga Virtual Learning: Physical Science: Force and Motion
In this student-paced module, students apply Newton's Laws of Motion to everyday life, calculate mathematical relationships involving force and motion using algebraic formulas, and understand the difference between mass and weight.
Scholastic
Scholastic: Study Jams! Science: Our Solar System: Gravity & Inertia
A video and a short multiple-choice quiz on the topic of gravity and inertia, and how they work together to keep objects from floating off into space.
E-learning for Kids
E Learning for Kids: Science: Pirates: What Are Some Forces Around Us?
Covers the meanings of force, friction, and gravity, and the differences between magnetic and elastic spring force, and between weight and mass. The effect of air resistance on an object's motion is also touched upon.
Utah Education Network
Uen: Gravity: Head for the Hills
Using this interactive resource will involve making predictions about the effects of gravity in different conditions.
TeachEngineering
Teach Engineering: Mobile Forces
The application of engineering principles is explored in the creation of mobiles. As students create their own mobiles, they take into consideration the forces of gravity and convection air currents. They learn how an understanding of...
Wikimedia
Wikipedia: Centripetal Force
Wikipedia's site on centripetal force provides a section explaining the difference between centripetal force and centrifugal force. Includes formulas and hyperlinked terms.
Khan Academy
Khan Academy: Applying Gravity to a Particle
Next, let's apply all these ideas to the case where a particle is being acted on by both gravity and air resistance using this 5-question quiz/practice. The gravity force vector points downward, and the air resistance force opposes it.
Physics Classroom
The Physics Classroom: Circular and Satellite Motion: Gravity More Than a Name
This tutorial is intended for students to strengthen their understanding of gravitation and understand the nature of this force.
Khan Academy
Khan Academy: Modeling Gravity and Friction
Application of Newton's Law of force and gravity to computer graphic programming.
TED Talks
Ted: Ted Ed: Gravity and the Human Body
Our bodies function necessarily under the presence of gravity; how blood pumps, a sense of balance and bone growth are all due to life in a world where gravity is an inescapable reality. Armed with experiments from neuroscientists David...
CK-12 Foundation
Ck 12: Earth Science: Gravity in the Solar System
[Free Registration/Login may be required to access all resource tools.] Understand the role of gravity in space.
NASA
Nasa: The Space Place: What Is Gravity Really?
What is known about gravity? Find out Einstein's thoughts on gravity in a brief overview of this mysterious force.
CK-12 Foundation
Ck 12: Physical Science: Gravity
[Free Registration/Login may be required to access all resource tools.] Definition of gravity and how it relates to weight. Includes a video. [3:54]
Texas Education Agency
Texas Gateway: 4.5 Normal, Tension, and Other Examples of Force
By the end of this section, you will be able to define normal and tension forces, apply Newton's laws of motion to solve problems involving a variety of forces, and use trigonometric identities to resolve weight into components.
Project Britain
Primary Homework Help: Forces Quiz
First, read some fast facts about forces, then take a ten-question, multiple-choice quiz. Check to see if your answers are correct after each question.